If you move over the summer...If during the summer months you move or change residences within Lower Merion School District, remember to contact the LMSD Central Registration office as soon as possible to officially update your address and submit new proofs of residency. It is critical to keep your address information up-to-date so you can receive important correspondence about your child(ren) and to avoid delays in bus assignments. Please submit the "Change of Information Form". You may also contact the Central Registration office at 610-658-3996.